56 Utility Patents
#1,454 in Tokyo
#6,201 in Japan
#31,129 in the World
Forward Citations = 138
Company Filing History:



4. 3 out of 129

5. 3 out of 218

where one patent can have more than one assignee
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#1,454 in Tokyo
#6,201 in Japan
#31,129 in the World
Company Filing History:





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